1101320202220 has 48 divisors (see below), whose sum is σ = 2643255639360. Its totient is φ = 377583047424.

The previous prime is 1101320202209. The next prime is 1101320202289. The reversal of 1101320202220 is 222020231011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101320202194 and 1101320202203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4797502 + ... + 5021818.

It is an arithmetic number, because the mean of its divisors is an integer number (55067825820).

Almost surely, 2^{1101320202220} is an apocalyptic number.

1101320202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101320202220 is an abundant number, since it is smaller than the sum of its proper divisors (1541935437140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101320202220 is a wasteful number, since it uses less digits than its factorization.

1101320202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259402 (or 259400 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1101320202220 its reverse (222020231011), we get a palindrome (1323340433231).

The spelling of 1101320202220 in words is "one trillion, one hundred one billion, three hundred twenty million, two hundred two thousand, two hundred twenty".